CITROEN CX 2000 Repair Manual page 79

CARBURATION
OPERATION No MA. 142.00 : Cl~nroricrirtir-s mid .sprrinl ,cnhrcs oi /he
cnrh,,wt/or
Op. MA. 142.00 1
ENGINE M20/616
I
WEBER CARBURETTORS
34 DMTR 25/200 IDENTIFICATION MARK W 55.00 c:?( 2000 -71 1976
34 DMTR 25/250 IDENTIFICATION MARK W 55-50 cx
2000
7,
Id76
-
34 DMTR 25/100 IDENTIFICATION MARK W 54.00 * (.Y X,0(? ;\I/< CO.VIl. - 7 ,976
34 DMTR 25/150 IDENTIFICATION
MARK W 54-50 * c-i 2000 /t/K LO\',). 7 ,976 -
DESCRIPTION
- Dual choke ,, compound
/)
type,
anti-pollution
carburettor with mechonicaliy controlled second choke butterfly
- Mechanically controlled acceleration pump ( cam ) on 1st choke
- Choke on 1st body vacuum assisted cold
start
strangler flap
- Fitted damper on idling speed system.
* with incorporated fast idle device
ADJUSTMENTS
DESCRIPTION
Primary choke
Venturi bore
Main jets ( removable )
Air corrrction jets
Emulsion tubes
Idling jets [removable ) .._..
Air-bleed idling jets
Acceleration pump injector -high type ( weighted )
Econostot petrol jet ( in cover )
Econostat delaying orifice ( in cover .I
Ball-operated needle valve
Double float : Weights
Positive butterfly opening - Strangler flap fully closed
22 26
115 135
AD 1 ( 195 ) AD 2 ( 180 )
F 30 F 25
50 70
110
70
40
110
100
1 75 "It"
13 1 0.5 g
1.25 i 0.05 mm I
Secondary choke